The calculated distance (air line) between Berezanskaya and Rostov-on-Don is approximately 105 miles respectively 169 kilometers.
By car or train, the actual journey to Rostov-on-Don is certainly longer, as only the direct route (as the crow flies) between Berezanskaya and Rostov-on-Don has been calculated here.
Air line (approximately)
169 kilometers
91 nautical miles